結果
問題 | No.612 Move on grid |
ユーザー |
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提出日時 | 2024-01-10 04:13:26 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 1,239 ms / 2,500 ms |
コード長 | 3,308 bytes |
コンパイル時間 | 1,492 ms |
コンパイル使用メモリ | 133,096 KB |
最終ジャッジ日時 | 2025-02-18 17:00:20 |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 17 |
ソースコード
#include <iostream>#include <vector>#include <algorithm>#include <array>#include <iterator>#include <string>#include <cctype>#include <cstring>#include <cstdlib>#include <cassert>#include <cmath>#include <ctime>#include <iomanip>#include <numeric>#include <stack>#include <queue>#include <map>#include <unordered_map>#include <set>#include <unordered_set>#include <bitset>#include <random>#include <utility>#include <functional>using namespace std;template<int m> struct modint{private:unsigned int value;static constexpr int mod() {return m;}public:constexpr modint(const long long x = 0) noexcept{long long y = x;if(y < 0 || y >= mod()){y %= mod();if(y < 0) y += mod();}value = (unsigned int)y;}constexpr unsigned int val() noexcept {return value;}constexpr modint &operator+=(const modint &other) noexcept{value += other.value;if(value >= mod()) value -= mod();return *this;}constexpr modint &operator-=(const modint &other) noexcept{unsigned int x = value;if(x < other.value) x += mod();x -= other.value;value = x;return *this;}constexpr modint &operator*=(const modint &other) noexcept{unsigned long long x = value;x *= other.value;value = (unsigned int) (x % mod());return *this;}constexpr modint &operator/=(const modint &other) noexcept{return *this *= other.inverse();}constexpr modint inverse() const noexcept{assert(value);long long a = value,b = mod(),x = 1,y = 0;while(b){long long q = a/b;a -= q*b; swap(a,b);x -= q*y; swap(x,y);}return modint(x);}constexpr modint power(long long N) const noexcept{assert(N >= 0);modint p = *this,ret = 1;while(N){if(N & 1) ret *= p;p *= p;N >>= 1;}return ret;}constexpr modint operator+() {return *this;}constexpr modint operator-() {return modint() - *this;}constexpr modint &operator++(int) noexcept {return *this += 1;}constexpr modint &operator--(int) noexcept {return *this -= 1;}friend modint operator+(const modint& lhs, const modint& rhs) {return modint(lhs) += rhs;}friend modint operator-(const modint& lhs, const modint& rhs) {return modint(lhs) -= rhs;}friend modint operator*(const modint& lhs, const modint& rhs) {return modint(lhs) *= rhs;}friend modint operator/(const modint& lhs, const modint& rhs) {return modint(lhs) /= rhs;}friend ostream &operator<<(ostream &os,const modint &x) {return os << x.value;}};/* using mint = modint<998244353>; */using mint = modint<1000000007>;void solve(){int T;cin >> T;vector<int> A(6);for(int i = 0;i < 6;i += 2){cin >> A[i];A[i + 1] = -A[i];}int d,e;cin >> d >> e;map<int,mint> dp;dp[0] = 1;for(int i = 0;i < T;i++){map<int,mint> n_dp;for(auto it = dp.begin();it != dp.end();it++){int val = it -> first;mint count = it -> second;for(int j = 0;j < 6;j++){int n_val = val + A[j];n_dp[n_val] += count;}}dp.swap(n_dp);}mint ans = 0;for(auto it = dp.begin();it != dp.end();it++){if(d <= it -> first && it -> first <= e){ans += it -> second;}}cout << ans << endl;}int main(){ios::sync_with_stdio(false);cin.tie(nullptr);int tt = 1;/* cin >> tt; */while(tt--) solve();}